std::cos
From Cppreference
| Defined in header
<cmath> | ||
| float cos( float arg );
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| double cos( double arg );
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| long double cos( long double arg );
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Computes cosine of arg
Parameters
| arg | - | floating point value representing angle in radians |
Return value
cosine of arg in the range [-1.0 ; 1.0].
Domain error occurs if arg is infinite. NAN is returned in that case.
See also
| sine (function) | |
| tangent (function) | |
| arc cosine (function) | |